Messages in this thread | | | Date | Wed, 8 Mar 2017 11:47:37 +0100 | From | Ingo Molnar <> | Subject | Re: [tip:x86/asm] x86/asm: Optimize clear_page() |
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* Yinghai Lu <yinghai@kernel.org> wrote:
> On Mon, Mar 6, 2017 at 11:30 PM, Ingo Molnar <mingo@kernel.org> wrote: > > > > * Yinghai Lu <yinghai@kernel.org> wrote: > > > >> On Wed, Mar 1, 2017 at 1:47 AM, tip-bot for Borislav Petkov > >> <tipbot@zytor.com> wrote: > >> > Commit-ID: 49ca7bb328c630dd43be626534b49e19513296fd > >> > Gitweb: http://git.kernel.org/tip/49ca7bb328c630dd43be626534b49e19513296fd > >> > Author: Borislav Petkov <bp@suse.de> > >> > AuthorDate: Thu, 9 Feb 2017 01:34:49 +0100 > >> > Committer: Ingo Molnar <mingo@kernel.org> > >> > CommitDate: Wed, 1 Mar 2017 10:18:32 +0100 > >> > > >> > x86/asm: Optimize clear_page() > >> > > >> > Currently, we CALL clear_page() which then JMPs to the proper function > >> > chosen by the alternatives. > >> > > >> > What we should do instead is CALL the proper function directly. (This > >> > was something Ingo suggested a while ago). So let's do that. > >> > >> looks like this one broke the kexec. > >> after revert it back, kexec work again. > > > > Ok, this should be fixed in the new version I just pushed out: > > > > f25d38475519 x86/asm: Optimize clear_page() > > > > Please let me know if it doesn't. > > Yes. new commit works with kexec. > > Thanks
Thanks for testing!
Ingo
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